Find flights
Deals
Insights
When to book
FAQs & Tips
Direct Flights

Find cheap flights from Southampton to Belfast from £33

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight from Southampton to Belfast departing on 20/5. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
0 bags
Mon 3/6
Mon 10/6

Search hundreds of travel sites at once for deals on flights to Belfast

 
These are the airlines KAYAK users have selected most often from within our search results in flight searches from Southampton to Belfast, as well as popular online travel agencies
These are the airlines KAYAK users have selected most often from within our search results in flight searches from Southampton to Belfast, as well as popular online travel agencies
In the last 7 days, travellers have searched 43,369,418 times on KAYAK, and here's why:

Save 28% or moreCompare multiple travel sites with one search.

Track pricesNot ready to book? Create a price alert for when prices drop.

Filter your dealsChoose cabin class, free Wi-Fi and more.

Bundle and saveSave money when you bundle your flight + hotel.

Cheap flight deals from Southampton to Belfast (SOU-BHD)

Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Southampton to Belfast that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.
Discover the best prices and deals for you by selecting your travel dates.
Choose your dates
21:35 - 22:55SOU-BFS
1h 20mdirect
10:00 - 11:15BFS-SOU
1h 15mdirect
£53easyJet
Find Deal
Fri, 7 Jun - Sun, 9 Jun
12:30 - 13:50SOU-BFS
1h 20mdirect
10:35 - 11:50BFS-SOU
1h 15mdirect
£65easyJet
Find Deal
Thu, 16 May - Thu, 23 May
12:30 - 13:50SOU-BFS
1h 20mdirect
10:05 - 11:20BFS-SOU
1h 15mdirect
£72easyJet
Find Deal
Thu, 6 Jun - Mon, 10 Jun
09:15 - 10:50SOU-BHD
1h 35mdirect
07:00 - 08:45BHD-SOU
1h 45mdirect
£76Aer Lingus
Find Deal
Thu, 16 May - Thu, 23 May
09:15 - 10:50SOU-BHD
1h 35mdirect
07:00 - 08:45BHD-SOU
1h 45mdirect
£97Aer Lingus
Find Deal
Wed, 29 May - Fri, 31 May
09:00 - 17:20SOU-BHD
8h 20m1 stop
07:00 - 08:45BHD-SOU
1h 45mdirect
Wed, 29 May - Fri, 31 May
10:25 - 17:20SOU-BHD
6h 55m1 stop
07:00 - 08:45BHD-SOU
1h 45mdirect
Thu, 16 May - Thu, 23 May
19:25 - 21:00SOU-BHD
1h 35mdirect
17:20 - 18:55BHD-SOU
1h 35mdirect
£221British Airways
Find Deal
Thu, 30 May - Thu, 6 Jun
19:25 - 21:00SOU-BHD
1h 35mdirect
17:20 - 18:55BHD-SOU
1h 35mdirect
£237British Airways
Find Deal
Wed, 29 May - Fri, 31 May
07:55 - 16:50SOU-BHD
8h 55m1 stop
17:20 - 19:10BHD-SOU
25h 50m1 stop
£342KLM
Find Deal
Thu, 6 Jun - Mon, 10 Jun

Flights from Southampton to Belfast - Travel Insights & Trends

Get data-powered insights and trends into flights from Southampton to Belfast to help you find the cheapest flights, the best time to fly and much more.

What is the cheapest Southampton to Belfast flight route?

The cheapest price for flight routes found by users searching on KAYAK in the last 2 weeks for one-way flights from Southampton to Belfast.
Our data shows that the cheapest route for a one-way flight from Southampton to Belfast cost £29 and was between Southampton and Belfast Intl Airport. On average, the best prices are found if you fly from Southampton to Belfast City Airport. The average price for a return flight for this route is £53.

What’s the cheapest day of the week to fly from Southampton to Belfast?

The average price of all flights from Southampton to Belfast clicked on KAYAK for each day over the last 12 months.
When flying from Southampton to Belfast, you should consider leaving on a Monday and avoid Saturdays if you are looking for the best rates. For your return to Southampton, you’ll find the best rates on Tuesdays and the most expensive ones on Sundays.

What is the cheapest month to fly from Southampton to Belfast?

To calculate monthly average prices, KAYAK takes all prices for each month over the last year for flights from Southampton to Belfast, removes the top 0.1% to account for outliers, and then takes the median of all values for each month.
The cheapest month for flights from Southampton to Belfast is January, where tickets cost £39 on average. On the other hand, the most expensive months are July and August, where the average cost of tickets is £74 and £74 respectively.

How far in advance should I book a flight from Southampton to Belfast?

To calculate daily average prices, KAYAK takes all prices for each day before departure over the last year for flights from Southampton to Belfast, removes the top 0.1% to account for outliers, and then takes the average of all the values for each month.
To get a below average price on the flight from Southampton to Belfast, you should book around 1 week before departure. For the absolute cheapest price, our data suggests you should book 69 days before departure.

Which airlines provide the cheapest flights from Southampton to Belfast?

The cheapest price for the route for each airline clicked by KAYAK users in the last 72 hours.
In the last 72 hours, the best return deals on flights connecting Southampton to Belfast were found on easyJet (£53) and Aer Lingus (£76). easyJet proposed the cheapest one-way flight at £33.

Which airlines fly direct between Southampton and Belfast?

Airline and price data is aggregated from results in KAYAK’s search results from the last 2 weeks for flights from Southampton to Belfast.
There are 2 airlines that fly direct from Southampton to Belfast. They are Aer Lingus and easyJet. The cheapest airline for this route is easyJet, with the best one-way deal found costing £32. On average, the best prices for this route can be found at easyJet.

How many flights are there between Southampton and Belfast per day?

Each day, there are between 2 and 3 nonstop flights that take off from Southampton and land in Belfast, with an average flight time of 1h 31m. The most common departure time is 09:00 and most flights take off in the morning, while the most flights land at Belfast City Airport. Each week, there are 19 flights. The most frequent day of departure is Saturday, when 16% of all weekly flights depart. The fewest flights depart on a Wednesday.

Which cabin class options are there for flights between Southampton and Belfast?

The average price of flights for each cabin class for the route found by users searching on KAYAK over the last 2 weeks.
There is only one cabin class option available for the route, which is Economy. Perform a search on KAYAK to find the latest prices and availability for all cabin fares, which differ across airlines.

How long does a flight from Southampton to Belfast take?

This flight route requires at least one stop and takes a minimum of 1h 20m.

Good to know - Cheap tickets from Southampton to Belfast

Cheapest flight

£33
Flight from Southampton to Belfast Intl Airport

When to book flights from Southampton to Belfast

Are your dates flexible? Find out the best times to travel from Southampton to Belfast based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated return price
KAYAK looks at all historical flight data for each date to provide a predicted price for one-way trips or returns with a duration up to 40 days. While we try to provide actual minimum prices for each date, some prices are predictions and actual prices may differ.

FAQs for booking flights from Southampton to Belfast

  • What is the cheapest flight from Southampton to Belfast?

    In the last 3 days, the lowest price for a flight from Southampton to Belfast was £41 for a one-way ticket and £67 for a return.

  • Which airports will I be using when flying from Southampton to Belfast?

    Southampton is served by only 1 airport and there are 2 airports in Belfast. You will leave Southampton from Southampton Eastleigh and you will be arriving in Belfast at one of these airports: Belfast Intl or Belfast City.

  • Which aircraft models fly most regularly from Southampton to Belfast?

    We unfortunately don’t have that data for this specific route.

  • Which airline alliances offer flights from Southampton to Belfast?

    oneworld, and SkyTeam are the airline alliances operating flights between Southampton and Belfast, with SkyTeam being the most commonly used for this route.

  • How does KAYAK find such low prices on flights from Southampton to Belfast?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Southampton to Belfast.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Southampton to Belfast?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Belfast from Southampton is likely to change within 7 days, so travelers know whether to wait or book now.

  • What is the Hacker Fare option on flights from Southampton to Belfast?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional return ticket. You could then fly to Belfast with an airline and back to Southampton with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Southampton to Belfast?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Belfast from Southampton up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

See more FAQs

Prefer to fly direct from Southampton to Belfast?

Find which airlines fly direct from Eastleigh to Belfast, which days they fly and book direct flights.

Direct departures

Southampton Eastleigh to Belfast

Monday

Aer Lingus, British Airways, easyJet

Aer Lingus, British Airways, +1 more

Tuesday

Aer Lingus, British Airways

Aer Lingus, British Airways

Wednesday

Aer Lingus, British Airways

Aer Lingus, British Airways

Thursday

Aer Lingus, British Airways, easyJet

Aer Lingus, British Airways, +1 more

Friday

Aer Lingus, British Airways, easyJet

Aer Lingus, British Airways, +1 more

Saturday

Aer Lingus, British Airways, easyJet

Aer Lingus, British Airways, +1 more

Sunday

Aer Lingus, British Airways, easyJet

Aer Lingus, British Airways, +1 more

See more direct flights

Direct returns

Belfast to Southampton Eastleigh

Monday

Aer Lingus, British Airways, easyJet

Aer Lingus, British Airways, +1 more

Tuesday

Aer Lingus, British Airways

Aer Lingus, British Airways

Wednesday

Aer Lingus, British Airways

Aer Lingus, British Airways

Thursday

Aer Lingus, British Airways, easyJet

Aer Lingus, British Airways, +1 more

Friday

Aer Lingus, British Airways, easyJet

Aer Lingus, British Airways, +1 more

Saturday

Aer Lingus, British Airways, easyJet

Aer Lingus, British Airways, +1 more

Sunday

Aer Lingus, British Airways, easyJet

Aer Lingus, British Airways, +1 more

See more direct flights
See more direct flights

Book cheap flights from Southampton to Belfast

Cheapest flights to Belfast from Southampton found in 2024

Recent one-way flight deals

 
Only flying one-way? Below are some of the best one-way flight deals from Southampton to Belfast found on KAYAK in the last 72 hours.
20/5Mon
directeasyJet
1h 20mSOU-BFS
£33
20/5Mon
directAer Lingus
1h 35mSOU-BHD
£50
28/7Sun
1 stopeasyJet
23h 55mSOU-BFS
£53
28/7Sun
1 stopeasyJet
9h 35mSOU-BHD
£53
19/5Sun
directeasyJet
1h 20mSOU-BFS
£55
19/5Sun
directAer Lingus
1h 35mSOU-BHD
£57
28/7Sun
directAer Lingus
1h 35mSOU-BHD
£69
25/5Sat
directeasyJet
1h 20mSOU-BFS
£83
25/5Sat
directBritish Airways
1h 45mSOU-BHD
£138
20/5Mon
2 stopsBritish Airways
12h 15mSOU-BHD
£322

Search by stops

Search by airline

Search by price

Last minute flights from Southampton to Belfast

Last minute flight, train and bus deals

 
These last-minute flight deals are the cheapest flights found on KAYAK in the last 72 hours for flights from Southampton to Belfast that are departing in the next 10 days.
9/5Thu
directeasyJet
1h 20mSOU-BFS
12/5Sun
directeasyJet
1h 15mBFS-SOU
£134
6/5Mon
multi-stopeasyJet
19h 20mSOU-BHD
20/5Mon
multi-stopeasyJet
6h 25mBHD-SOU
£200
7/5Tue
multi-stopeasyJet
17h 25mSOU-BHD
10/5Fri
multi-stopeasyJet
17h 55mBHD-SOU
£283
6/5Mon
directBritish Airways
1h 35mSOU-BHD
20/5Mon
directBritish Airways
1h 35mBHD-SOU
£330
7/5Tue
multi-stop
14h 30mSOU-BHD
10/5Fri
multi-stop
24h 50mBHD-SOU
£370
7/5Tue
directAer Lingus
1h 35mSOU-BHD
10/5Fri
directAer Lingus
1h 45mBHD-SOU
£413
7/5Tue
direct
1h 35mSOU-BHD
10/5Fri
multi-stop
3h 10mBHD-SOU
£418
7/5Tue
multi-stopeasyJet
14h 30mSOU-BHD
10/5Fri
multi-stopeasyJet
3h 10mBHD-SOU
£452
6/5Mon
multi-stopBritish Airways
4h 40mSOU-BHD
20/5Mon
directBritish Airways
1h 35mBHD-SOU
£458
8/5Wed
directBritish Airways
1h 35mSOU-BHD
10/5Fri
directBritish Airways
1h 35mBHD-SOU
£537

Search by stops

Search by airline

Search by price

Southampton - Belfast Flights

Departure:

Southampton (SOU)United Kingdom

Return flight deals:

Belfast - Southampton

Cabin classes: